BufferedFile: Use the File interface in FS-buffer mode.
BufferedFile: Use the File interface in FS-buffer mode.

This makes it safe to deinit/reset the BufferedFile in the middle of I/O.

ambrop72/aprinter,johnkingsley/aprinter,johnkingsley/aprinter,ambrop72/aprinter,ambrop72/aprinter,ambrop72/aprinter,ambrop72/aprinter,ambrop72/aprinter,johnkingsley/aprinter,ambrop72/aprinter,johnkingsley/aprinter,johnkingsley/aprinter,johnkingsley/aprinter,johnkingsley/aprinter